Seiko Cal. 4420 - 697

Released in 1979, the Cal. 4420 with design code 697 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-35fd8acf1c60]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1979

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